<?php
//new model with just one column of type string
$store = new GtkTreeStore(Gtk::TYPE_STRING);
 
//insert a new row without a parent (root row)
$root = $store->insert_after();
$store->set($root, 0, 'root');
 
//insert root2 before $root
$root2 = $store->insert_before($root);
$store->set($root2, 0, 'root2');
 
//insert this child as child of root row
$child1 = $store->insert_before(null, $root, array('child1'));
 
//insert this child before $child1
$child2 = $store->insert_before($child1, $root, array('child2'));
 
 
//Display the store
$wnd  = new GtkWindow();
$view = new GtkTreeView($store);
$view->append_column(
    new GtkTreeViewColumn('String column', new GtkCellRendererText(), 'text', 0)
);
$wnd->add($view);
$wnd->connect_simple('destroy', array('gtk', 'main_quit'));
$wnd->show_all();
Gtk::main();
?>